Here is the full list of all 52 Sunrider: Liberation Day achievements.
Kill 1000 enemies
Leave the starship grave yard alone.
Kill Cosette.
Beat the game on Captain difficulty or higher.
Put all debufs (except Disable) on the same enemy.
Buy at least 20 different things in the store (including merc contracts).
Use short range warp 3 times in the same turn.
Kill 30 units with melee.
Have both the Phoenix and the Paladin end their turns next to each other every turn for an entire battle
Find all the endings in REturn.
Find Asaga's normal ending.
Find Asaga's alternate ending.
Find Sola's worst ending.
Find Asaga's happy ending.
Find Ava's happy ending.
Find Sola's happy ending.
Find Icari's happy ending.
Find Ava's normal ending.
Find Sola's alternate ending.
Find Sola's normal ending.
Complete the game with the wishall still in your inventory.
Have 5 player ships or more get hit by an AoE rocket.
Complete a battle while ignoring one of your Ryders.
Hit 8 units at once.
Kill 2 PACT support units in the same turn with Sola.
Scavage the starship grave yard to discover the Falcon.
Kill a PACT support with melee.
Kill 10 units in the same turn.
Have the Paladin get destroyed with Draw Fire ability active.
Use vanguard for the fist time.
Survive an attack with less than 10hp remaining.
Destroy a capital ship with an assault weapon.
Lose a mercenary unit.
Have a non-mercenary player unit get destroyed for the first time.
Have a player unit get killed at 0 to -9 HP.
Restore the Havoc.
Contract your first merc.
Finish the prologue.
Capture Cosette
Get 10 stacks of 'Awakening' on Asaga.
evive the Phoenix twice in the same battle.
Repair 50'000 hp in battle with the Liberty.
Beat the game on Admiral difficulty or higher.
Beat the game on Space Whale difficulty. Yeah, good luck with that.
Win a battle with only the Sunrider left alive.
Complete the game without buying anything at the store.
Complete the game without ever buying new upgrades.
Save up to 50'000 credits.
Put 5 different buffs on the same friendly unit.
Have Bianca use Restore on an allied unit afflicted by all possible debuffs.
Perform exactly 21 attacks with Black Jack in a battle.